Lower Monumental Dam Diffuser Grating

Solicitation W912EF26QA079 is a firm fixed price contract issued by the US Army Engineer District Walla Walla for the procurement and supply of materials for the LMA Adult Collection Channel North Entrance Diffuser Grating. The scope of work includes the fabrication and delivery of all necessary components, fasteners, and anchors, including aluminum grating and American Standard I-Beams, to the Lower Monumental Lock and Dam in Kahlotus, Washington. The project is a total small business set-aside under NAICS code 332312. All materials must be new and adhere to specific ASTM International standards for aluminum alloys and structural metal materials. The contract requires the awardee to provide PDF submittals for government approval before proceeding with fabrication. Final delivery of all components must be completed by December 10, 2026, with a requirement to notify the government fifteen days prior to shipment. Shipments are restricted to normal business hours from Monday through Thursday. The award will be granted to the responsible offeror whose conforming offer is determined to be most advantageous to the government based on price. Key compliance requirements include DoD item unique identification, adherence to the USACE EM 385-1-1 safety manual, and safeguarding covered defense information per DFARS 252.204-7012. The final response deadline for this solicitation was extended to September 16, 2026.